All of lore.kernel.org
 help / color / mirror / Atom feed
From: Brian Gerst <brgerst@gmail.com>
To: x86@kernel.org, linux-kernel@vger.kernel.org
Cc: Ingo Molnar <mingo@kernel.org>, "H . Peter Anvin" <hpa@zytor.com>,
	Andy Lutomirski <luto@amacapital.net>,
	Juergen Gross <jgross@suse.com>,
	Boris Ostrovsky <boris.ostrovsky@oracle.com>
Subject: [PATCH 0/3] x86: IOPL switching cleanups
Date: Wed, 14 Jun 2017 08:40:29 -0400	[thread overview]
Message-ID: <20170614124032.4159-1-brgerst@gmail.com> (raw)

Here are three cleanups to the IOPL switching code for x86.

[PATCH 1/3] x86: Remove native_set_iopl_mask()
[PATCH 2/3] x86-32: Simplify IOPL switch check
[PATCH 3/3] x86/xen: Move paravirt IOPL switching to slow the path

 arch/x86/include/asm/paravirt.h       |  6 ++++++
 arch/x86/include/asm/processor.h      | 22 ++--------------------
 arch/x86/include/asm/thread_info.h    |  5 ++++-
 arch/x86/include/asm/xen/hypervisor.h |  2 --
 arch/x86/kernel/ioport.c              |  6 ++++++
 arch/x86/kernel/paravirt.c            |  2 +-
 arch/x86/kernel/process.c             |  8 ++++++++
 arch/x86/kernel/process_32.c          |  9 ---------
 arch/x86/kernel/process_64.c          | 11 -----------
 arch/x86/xen/enlighten_pv.c           |  6 ++++--
 10 files changed, 31 insertions(+), 46 deletions(-)

             reply	other threads:[~2017-06-14 12:41 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-06-14 12:40 Brian Gerst [this message]
2017-06-14 12:40 ` [PATCH 1/3] x86: Remove native_set_iopl_mask() Brian Gerst
2017-06-14 12:40 ` [PATCH 2/3] x86-32: Simplify IOPL switch check Brian Gerst
2017-06-14 12:40 ` [PATCH 3/3] x86/xen: Move paravirt IOPL switching to slow the path Brian Gerst
2017-06-14 13:14   ` Juergen Gross
2017-06-14 17:29     ` Brian Gerst
2017-06-14 17:34       ` Juergen Gross
2017-06-14 17:40   ` Andy Lutomirski
2017-06-14 18:02     ` Andrew Cooper
2017-06-14 18:25       ` Brian Gerst
2017-06-15  1:34         ` Andy Lutomirski

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20170614124032.4159-1-brgerst@gmail.com \
    --to=brgerst@gmail.com \
    --cc=boris.ostrovsky@oracle.com \
    --cc=hpa@zytor.com \
    --cc=jgross@suse.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=luto@amacapital.net \
    --cc=mingo@kernel.org \
    --cc=x86@kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.